Head piece for preventing ear irritation by a nasal cannula



FIG. 1 is a perspective view showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is another perspective view thereof, but with the side connector shown in the open position;

FIG. 7 is another perspective view thereof, but with the head piece shown flattened; and

FIG. 8 is a left side elevational view thereof with the patient and cannula shown in phantom which do not form a part of the invention. 

The ornamental design for a head piece for preventing ear irritation by a nasal cannula. 